on site sketches, P & ID Drawings, Piping Layout, Isometric Drg (ISO), Process Flow Diagram(PFD), Single line diagram( SLD).Detail Fabrication drg of Equipment (i.e Reactor, Storage Tank, Vessel, Heat Exchanger, condensor, Pressure vessel) Nutch filter, Centrifuge, Chimney, Receiver, GA Drawings ( General Arrangement Drgs) Detail Fabrication drg of Equipment (i.e Reactor, Storage Tank, Vessel, Heat Exchanger,condensor,